# A line segment with endpoints at #(1 , -8 )# and #(2, -2 )# is rotated clockwise by #(3 pi)/2#. What are the new endpoints of the line segment?

##### 1 Answer

Oct 21, 2016

#### Explanation:

Assuming the rotation is about the origin. Then under a clockwise rotation of

#(3pi)/2# a point (x ,y) → (-y ,x)

hence (1 ,-8) → (8 , 1 ) and (2 ,-2) → (2 ,2)